About
Produces delicately cut bluish-green leaves composed of leaflets; small, nodding, then upward-facing yellow flowers are carried in open or dense sprays in early summer.
About the genus
Thalictrum can be rhizomatous or tuberous perennials with ternately or pinnately divided, often attractive foliage, and panicles or racemes of small flowers with showy stamens and sometimes large colourful petal-like sepals
Growing conditions
SunlightPartial shade
Soil typeClay, Loam
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained
AspectNorth-facing, West-facing, East-facing
ExposureExposed, Sheltered
UK hardinessH7
Plant details
Plant typeHerbaceous Perennial
HabitClump forming
FoliageDeciduous
Height0.5-1 metres
Spread0.1-0.5 metres
Time to full height2-5 years
Suggested usesGravel garden, City and courtyard gardens, Cottage and informal garden, Wildlife gardens
ToxicityContact with foliage may irritate the skin. Wear gloves and other protective equipment when handling
Care notes
CultivationGrow in moist, humus-rich soil in partial shade; ideal for a moist meadow garden or a wild border
PruningCut down stems once flowering is over
PropagationPropagate by seed in pots in a cold frame as soon as seed is ripe or in early spring - seed raised flowers may be variable. Propagate by division in spring as new growth begins
Pest resistanceSlugs may be a problem
Disease resistanceSusceptible to powdery mildews in dry conditions